A-A+
For those who have hearing problems telephones
问题详情
For those who have hearing problems telephones with volume controls provide the best ______.
A．result
B．reply
C．response
D．solution
参考答案
正确答案：D
解析：解题关键是题干中的problems一词，国有了问题，才有“最好的解决办法”，故答案为D 。
